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Carbon, Nitrogen & Phosphorous:
Elements most used by molecules of life out of proportion to their existence in the environment
→ Biomass of ecosystem is usually limited by the amount of Nitrogen or Phosphorous
Excellent piece, by @NickSzabo4 - thanks
http://unenumerated.blogspot.com/2010/10/elements-evolution-and-nitrogen-crisis.html …
n.b. also potassium, and it's different for different environments (e.g.surface vs. deep sea water, carbon is mostly scarce in the latter).
Do you belong the Great Filter to be in our past or future?
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